[
    {"pid" : "1","id" : "11","text" : "11","leaf" : false}, 
    {"pid" : "1","id" : "12","text" : "12"},
    {"pid" : "11","id" : "112","text" : "112"},
    {"pid" : "11","id" : "111","text" : "111"},
    {"pid" : "1","id" : "13","text" : "13","leaf" : false},
    {"pid" : "13","id" : "131","text" : "131","leaf" : false},
    {"pid" : "131","id" : "1311","text" : "1311"},
    {"pid" : "13","id" : "132","text" : "132"},
    {"pid" : "131","id" : "1312","text" : "1312"}
]